TEAPFOS Industrial Wetting Agent from Germany
Tetraethylammonium perfluorooctane sulfonate (TEAPFOS) supplied as a high-purity powder for use as a wetting agent in high-performance coatings. Classified under HTS 2923.30.00.00 due to its exact chemical definition as a quaternary ammonium salt matching the subheading specification.
Duty Rate — Germany → United States
16.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Label containers with exact chemical name and CAS number (often 56773-42-3) for CBP verification
• Comply with TSCA import certification requirements for new chemical substances
• Test for PFAS content declarations due to emerging environmental regulations